The insulation fault test device of the PGH47… series is designed to generate a test current signal for insulation fault location. The variants differ in the value of the maximum permissible test current. It is intended to be used in systems incorporating an insulation monitoring device.

• Test current:
  PGH471: max. 25 / 10 mA;
  PGH473: max. 2.5 / 1 mA
• Power On LED
• Alarm LED RS-485 active

• Insulation fault test device for Insulation fault location systems PGH471: IT main circuits – PGH473: IT control circuits